DC Generators When two D.C. generators are running in parallel an equalizer bar is used To increase the series flux So that the two identical machines will pass approximately equal currents to the load To increase the generated e.m.f. To reduce the combined effect of armature reaction of both the machines To increase the series flux So that the two identical machines will pass approximately equal currents to the load To increase the generated e.m.f. To reduce the combined effect of armature reaction of both the machines ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. generator the ripples in the direct e.m.f. generated are reduced by Using equalizer rings Using commutator with large number of segments Using conductor of annealed copper Using carbon brushes of superior quality Using equalizer rings Using commutator with large number of segments Using conductor of annealed copper Using carbon brushes of superior quality ANSWER DOWNLOAD EXAMIANS APP
DC Generators The field structure of a dc machine uses ______ None of the listed here None salient pole arrangements Salient pole arrangements Both salient and non salient pole arrangements None of the listed here None salient pole arrangements Salient pole arrangements Both salient and non salient pole arrangements ANSWER DOWNLOAD EXAMIANS APP
DC Generators Dc machines which are subjected to abrupt changes of load are provided with Equalisers Interpole windings Copper brushes Compensating windings Equalisers Interpole windings Copper brushes Compensating windings ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a wave winding, the commutator pitch is approximately equal to None of the listed here Pole pitch Thrice the pole pitch Twice the pole pitch None of the listed here Pole pitch Thrice the pole pitch Twice the pole pitch ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following components of a D.C, generator plays vital role for providing direct current of a D.C. generator? Equalizer rings Dummy coils Commutator Eye bolt Equalizer rings Dummy coils Commutator Eye bolt ANSWER DOWNLOAD EXAMIANS APP
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